54 lines
1.1 KiB
C
54 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 2016 Google, Inc
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* Written by Simon Glass <sjg@chromium.org>
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*/
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#include <common.h>
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#include <dm.h>
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#include <panel.h>
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int panel_enable_backlight(struct udevice *dev)
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{
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struct panel_ops *ops = panel_get_ops(dev);
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if (!ops->enable_backlight)
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return -ENOSYS;
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return ops->enable_backlight(dev);
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}
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/**
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* panel_set_backlight - Set brightness for the panel backlight
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*
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* @dev: Panel device containing the backlight to update
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* @percent: Brightness value (0=off, 1=min brightness,
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* 100=full brightness)
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* @return 0 if OK, -ve on error
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*/
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int panel_set_backlight(struct udevice *dev, int percent)
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{
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struct panel_ops *ops = panel_get_ops(dev);
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if (!ops->set_backlight)
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return -ENOSYS;
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return ops->set_backlight(dev, percent);
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}
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int panel_get_display_timing(struct udevice *dev,
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struct display_timing *timings)
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{
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struct panel_ops *ops = panel_get_ops(dev);
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if (!ops->get_display_timing)
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return -ENOSYS;
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return ops->get_display_timing(dev, timings);
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}
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UCLASS_DRIVER(panel) = {
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.id = UCLASS_PANEL,
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.name = "panel",
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};
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